Every great neighborhood has at least one excellent café. The reverse is almost always true too: a neighborhood that has no good coffee is almost certainly a neighborhood that does not work for us.
This is not because coffee matters so much in itself. It is because what it takes to sustain a great independent café — knowledgeable customers, enough density that a small business can survive on regulars, a neighborhood that values craft over convenience — is the same thing that makes a neighborhood great overall.
The shortcut: on your first day in a new neighborhood, walk for 10 minutes in any direction and count independent specialty coffee shops. If you count three or more, you are in a neighborhood worth exploring. If you count zero and only see chains, move on.
This test cuts ruthlessly against travel brochures. Many famously 'beautiful' neighborhoods fail it — because beauty without a daily local rhythm is just a film set. The Coffee Test is one of the simplest ways to tell the two apart.
If you want a starting point: Melbourne's Fitzroy, Copenhagen's Nørrebro, Seoul's Yeonnam-dong, Wellington's Cuba Street, Mexico City's Condesa, and Brooklyn's Williamsburg would all score eight or more on our ten-minute walk. That is not an accident.